5,10-Dihydro-2-methyl-4H-thieno[2,3-β][1,5]benzodiazepin-4-one (Olanzapine Impurity)
Synonym(s):2-Methyl-4,9-dihydro-3-thia-4,9-diazabenzo[f]azulene-10-one;5,10-Dihydro-2-methyl-4H-thieno[2,3-b][1,5]benzodiazepin-4-one;Olanzapine lactam
- CAS NO.：221176-49-4
- Empirical Formula: C12H10N2OS
- Molecular Weight: 230.29
- MDL number: MFCD18252448
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-05-28 00:58:57
![5,10-Dihydro-2-methyl-4H-thieno[2,3-β][1,5]benzodiazepin-4-one (Olanzapine Impurity) Structural](https://img.chemicalbook.in/CAS/GIF/221176-49-4.gif)
What is 5,10-Dihydro-2-methyl-4H-thieno[2,3-β][1,5]benzodiazepin-4-one (Olanzapine Impurity)?
Chemical properties
Yellow Solid
The Uses of 5,10-Dihydro-2-methyl-4H-thieno[2,3-β][1,5]benzodiazepin-4-one (Olanzapine Impurity)
Olanzapine impurity
The Uses of 5,10-Dihydro-2-methyl-4H-thieno[2,3-β][1,5]benzodiazepin-4-one (Olanzapine Impurity)
Olanzapine impurity (Olanzapine EP Impurity B).
What are the applications of Application
Olanzapine Related Compound B is an Olanzapine impurity
Properties of 5,10-Dihydro-2-methyl-4H-thieno[2,3-β][1,5]benzodiazepin-4-one (Olanzapine Impurity)
| Melting point: | 235-237°C |
| Boiling point: | 341.1±41.0 °C(Predicted) |
| Density | 1.292±0.06 g/cm3(Predicted) |
| storage temp. | Refrigerator |
| solubility | Dichloromethane (Slightly, Heated), Methanol (Slightly) |
| form | neat |
| pka | 12.63±0.20(Predicted) |
| color | Yellow to Dark Yellow |
| BRN | 8262494 |
Safety information for 5,10-Dihydro-2-methyl-4H-thieno[2,3-β][1,5]benzodiazepin-4-one (Olanzapine Impurity)
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H335:Specific target organ toxicity, single exposure;Respiratory tract irritation |
| Precautionary Statement Codes |
P261:Avoid breathing dust/fume/gas/mist/vapours/spray. |
Computed Descriptors for 5,10-Dihydro-2-methyl-4H-thieno[2,3-β][1,5]benzodiazepin-4-one (Olanzapine Impurity)
| InChIKey | LVTDAJJOMLNXFS-UHFFFAOYSA-N |
5,10-Dihydro-2-methyl-4H-thieno[2,3-β][1,5]benzodiazepin-4-one (Olanzapine Impurity) manufacturer
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